| No | Pattern | Freq | Relations |
|---|---|---|---|
| 1 | [not/n't] know [subord] [pron] [verb] | 610 |
|
| 2 | [not/n't] know [subord] [pron] have | 235 |
|
| 3 | [not/n't] [subord] [pron] have [verb] | 204 |
|
| 4 | know [subord] [pron] have [verb] | 163 |
|
| 5 | [not/n't] know [pron] have [verb] | 141 |
|
